vendor/connectholland/cookie-consent-bundle/EventSubscriber/CookieConsentFormSubscriber.php line 61

Open in your IDE?
  1. <?php
  3. declare(strict_types=1);
  5. /*
  6.  * This file is part of the ConnectHolland CookieConsentBundle package.
  7.  * (c) Connect Holland.
  8.  */
  10. namespace ConnectHolland\CookieConsentBundle\EventSubscriber;
  12. use ConnectHolland\CookieConsentBundle\Cookie\CookieHandler;
  13. use ConnectHolland\CookieConsentBundle\Cookie\CookieLogger;
  14. use ConnectHolland\CookieConsentBundle\Enum\CookieNameEnum;
  15. use ConnectHolland\CookieConsentBundle\Form\CookieConsentType;
  16. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  17. use Symfony\Component\Form\FormFactoryInterface;
  18. use Symfony\Component\Form\FormInterface;
  19. use Symfony\Component\HttpFoundation\Cookie;
  20. use Symfony\Component\HttpFoundation\Request;
  21. use Symfony\Component\HttpFoundation\Response;
  22. use Symfony\Component\HttpKernel\Event\FilterResponseEvent;
  23. use Symfony\Component\HttpKernel\Event\KernelEvent;
  24. use Symfony\Component\HttpKernel\Event\ResponseEvent;
  25. use Symfony\Component\HttpKernel\KernelEvents;
  27. class CookieConsentFormSubscriber implements EventSubscriberInterface
  28. {
  29.     /**
  30.      * @var FormFactoryInterface
  31.      */
  32.     private $formFactory;
  34.     /**
  35.      * @var CookieLogger
  36.      */
  37.     private $cookieLogger;
  39.     /**
  40.      * @var bool
  41.      */
  42.     private $useLogger;
  44.     public function __construct(FormFactoryInterface $formFactory, CookieLogger $cookieLogger, bool $useLogger)
  45.     {
  46.         $this->formFactory  = $formFactory;
  47.         $this->cookieLogger = $cookieLogger;
  48.         $this->useLogger    = $useLogger;
  49.     }
  51.     public static function getSubscribedEvents(): array
  52.     {
  53.         return [
  54.            KernelEvents::RESPONSE => ['onResponse'],
  55.         ];
  56.     }
  58.     /**
  59.      * Checks if form has been submitted and saves users preferences in cookies by calling the CookieHandler.
  60.      */
  61.     public function onResponse(KernelEvent $event): void
  62.     {
  63.         if ($event instanceof FilterResponseEvent === false && $event instanceof ResponseEvent === false) {
  64.             throw new \RuntimeException('No ResponseEvent class found');
  65.         }
  67.         $request  = $event->getRequest();
  68.         $response = $event->getResponse();
  70.         $form = $this->createCookieConsentForm();
  71.         $form->handleRequest($request);
  73.         if ($form->isSubmitted() && $form->isValid()) {
  74.             $this->handleFormSubmit($form->getData(), $request, $response);
  75.         }
  76.     }
  78.     /**
  79.      * Handle form submit.
  80.      */
  81.     protected function handleFormSubmit(array $categories, Request $request, Response $response): void
  82.     {
  83.         $cookieConsentKey = $this->getCookieConsentKey($request);
  85.         $cookieHandler = new CookieHandler($response);
  86.         $cookieHandler->save($categories, $cookieConsentKey);
  88.         if ($this->useLogger) {
  89.             $this->cookieLogger->log($categories, $cookieConsentKey);
  90.         }
  91.     }
  93.     /**
  94.      *  Return existing key from cookies or create new one.
  95.      */
  96.     protected function getCookieConsentKey(Request $request): string
  97.     {
  98.         return $request->cookies->get(CookieNameEnum::COOKIE_CONSENT_KEY_NAME) ?? uniqid();
  99.     }
  101.     /**
  102.      * Create cookie consent form.
  103.      */
  104.     protected function createCookieConsentForm(): FormInterface
  105.     {
  106.         return $this->formFactory->create(CookieConsentType::class);
  107.     }
  108. }